Isle Royale weather in May 2024

Expect 15°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Isle Royale in May. Check more long-term weather averages for Isle Royale in May before you book your next holiday to Michigan in 2024/2025.

  • 15°C maximum daytime temperature in May in Isle Royale15
    15°C max day temperature
  • 8 hours of sunshine per day
  • 10 days with some rainfall in May in Isle Royale10
    10 days with some rainfall
  • 3°C minimum night-time temperature in May in Isle Royale3
    3°C min night temperature
  • 15 hours of daylight per day in May in Isle Royale15
    15 hours of daylight per day
  • No heat & humidity in May in Isle Royale0
    No heat & humidity
  • 68 mm monthly rainfall in May in Isle Royale68
    68 mm of monthly rainfall
  • UV (maximum) index 6 (High) in May in Isle Royale6
    6 (High) UV index
  • 3°C sea temperature in May in Isle Royale3
    3°C sea temperature

More about Isle Royale

Isle Royale by month

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The May weather guide for Michigan (Isle Royale) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the USA

How warm is it in Isle Royale in May?

Daytime temperatures usually reach 15°C in Isle Royale in May, falling to 3°C at night.

How sunny is it in Isle Royale in May?

There are normally 8 hours of bright sunshine each day in Isle Royale in May - that's 55% of daylight hours.

Is the sea cold around Isle Royale in May?

The average sea temperature around Isle Royale in May is 3°C.

Does it rain in Isle Royale in May?

There are usually 10 days with some rain in Isle Royale in May and the average monthly rainfall is 68mm.

Isle Royale May sunrise & sunset times

Browse the sunrise and sunset times for Isle Royale in May 2024. Select a month to view Isle Royale sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2024 06:35 21:09
Thursday, 16th May 2024 06:13 21:29
Friday, 31st May 2024 05:59 21:46

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